Content protected from screenshots
GKFix.in
Current Affairs
General Knowledge
Categories
Concept Builder Quiz
About Us
Start Quiz
GKFix.in
Home
Current Affairs
General Knowledge
Categories
Concept Builder Quiz
Start Quiz
GKFix MCQ Question
Test your knowledge and learn something new
Home
OPTICS
Question #88057
Back to Home
View All OPTICS Questions
13 Views
Question
A corrective lens has a power of +2.0 D. What is its focal length in centimeters?
A. -50 cm
B. +50 cm
C. +20 cm
D. -20 cm
Check Answer
Share on Twitter
Share on Facebook
Copy Link
Related Questions
Why is regular reflection necessary for image formation?
11
Using the value of R = 30.0 cm, what is the power of the glass lens in air (P_glass_air)?
11
What is the significance of Eq. (9.21) mentioned in the text?
10
What does the article suggest about the ideological influence of Jamaat-e-Islami and Tablighi Jamaat...
(Current Affairs)
16
Which English bowler was ruled out of the Ashes series due to a knee injury flare-up?
(Current Affairs)
2